Refers to the way someone acts, the move they make, or the measures they take in a situation. Often used in contexts like negotiations, games, or confrontations.
相手の出様を見てから、こちらの戦略を決めよう。
Let's decide our strategy after seeing the other side's move.
彼の出様次第で、交渉がまとまるかどうかが決まる。
Whether the negotiation succeeds depends on his attitude.
Compound of 出 (で, 'coming out') and 様 (よう, 'way, manner'). The exact historical derivation is uncertain, but the meaning follows naturally from the components.